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BuKe factory >> knowledge >> 關於畫冊印刷工廠的重影

關於畫冊印刷工廠的重影

From:Buke printing factory of China深圳步殼印刷廠 | Author:China Bukeprinting factorybook0755 | Published time: 2020-07-17 | 465 Views | 🔊 Click to read aloud ❚❚ ▶ | Share:
畫冊印刷工廠重影——紙張出現橫向淺色橫紋,常見的是陰影部分網點被破壞。
關於畫冊印刷工廠的重影

畫冊印刷工廠重影——紙張出現橫向淺色橫紋,常見的是陰影部分網點被破壞。

其原因是:印版或橡皮布包襯過厚;出墨過量;印版著墨部分磨損;潤版液pH值不符合要求;版面上墨乾燥;著墨輥設定不良;膠輥的橡膠覆蓋不均勻。

處理方法:

減少印版或橡皮布的包襯厚度;

降低供墨電機的速度或改變墨鬥與墨鬥輥的間隙以減少墨量;

修復印版或更換印版調整潤版液的pH值,提高供水電機速度,增加水量,以防止版面上油墨乾燥;

重新調整著墨輥的壓力;檢査墨輥橡膠層的平行度,必要時更換橡膠輥。

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